Drop rate calculator

 <label>Base Drop Rate: <input type="number" id="baseRate" value="1000" style="width:80px;"></label>

 <label>Donator Bonus: 
   <select id="donatorBonus">
     <option value="0">None</option>
     <option value="0.10">Bronze (10%)</option>
     <option value="0.25">Divine (25%)</option>
     <option value="0.50">Legendary (50%)</option>
   </select>
 </label>

 <label>Vote Bonus:
   <select id="voteBonus">
     <option value="0">None</option>
     <option value="0.05">5%</option>
     <option value="0.10">10%</option>
     <option value="0.15">15%</option>
   </select>
 </label>

 <label>Skull Bonus:
   <select id="skullBonus">
     <option value="0">None</option>
     <option value="0.05">5%</option>
     <option value="0.15">15%</option>
   </select>
 </label>

 <button id="calcButton">Calculate Drop Rate</button>

Final Drop Rate: 0